You can append to a file instead of overwriting by using the_______________?

A. chmod u+x emp[1-3]
B. chmod 777 emp*
C. chmod u+r ??? emp
D. chmod 222 emp?

A. lpq
B. lpr
C. lprm
D. lpc

A. write
B. mesg
C. calendar
D. mail

A. mount -t iso9660 /dev/cdrom / mnt/cdrom
B. mount /dev/cdrom
C. mount /mnt/cdrom
D. All of the above

A. rpcinfo
B. serverinfo
C. NFSinfo
D. infserv

A. grep
B. wc
C. touch
D. cat